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HEASoft and XSPEC are now available as conda packages. See details ....

The HEASARC's General Astronomy Resources has moved!


The HEASARC's General Astronomy Resources has moved to a new location and has a new name. Please visit WebStars: Astrophysics in Cyberspace at our new address:

http://heasarc.gsfc.nasa.gov/docs/www_info/webstars.html